I always used to build wordpress project using custom code whatever is requirement.Here, I have used wordpress hooks to customize the registration form.There are pre built action and filter hooks to customize wordpress in-built registration form.You just need to add following codes in your theme functions.php. Add the Custom Field on Front End registration 1.
Recently, I have created e-commerce site using wordpress and woocommerce and it is required to collect more information of customers through extra fields on checkout page.Here, I had many options to customized checkout page using plugins and code.But there was requirement to add fields conditionally according to type of user.For this I used action hook
Recently we have built a social community site in wordpress and we have to create different levels of users according to their membership.So, we dont want to allow users to access admin panel and display admin bar according to their accees level.Here, we will show you how to achieve it. Disable wordpress admin bar
Contact form 7 has many pre-defined hooks through which you can validate any field.Here, in the Contact Form 7 formatting.php module, validation rule is defined by below mentined method.You can override it by filter hook mentioned in apply_filters () through functions.php